MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 640116c2179899f3ee364b4b549b136ec76c2d6fe08d462c36769b80c136e486. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Formbook


Vendor detections: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 640116c2179899f3ee364b4b549b136ec76c2d6fe08d462c36769b80c136e486
SHA3-384 hash: 5bd672efde8644f17c37dcb5b101999b91512f53d92b5216bfd5df7e7dc5bb6504774b51b31848c22649a9a1607ca99b
SHA1 hash: 55ca960ae06af2ab1906ccf5d0489a2bfaa4a352
MD5 hash: e6bbfae40bf4056e5717ee7ff2de84ab
humanhash: glucose-jig-video-solar
File name:orders RFQ-HL51L0 ..exe
Download: download sample
Signature Formbook
Create hunting rule
File size:785'408 bytes
First seen:2022-02-10 15:27:56 UTC
Last seen:2022-02-10 16:23:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:KgFJQk37P125WAQ5yLXCHP0xDNWVgLTWAkELhhCVoch+zkR:l33Lk5TQ5C2PqgqKAkoCVozkR
Threatray 13'250 similar samples on MalwareBazaar
TLSH T1B8F4121253BC8B71E57D57F8A878413903BA399A6624DF4E8DF8A0CF2932BC15421F97
Reporter GovCERT_CH
Tags:exe FormBook xloader

Intelligence

File Origin
# of uploads :
2
# of downloads :
234
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/240667/
Detection(s):
SecuriteInfo.com.Trojan.Siggen16.42163.25436.23574.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
DNS request
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Searching for synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
obfuscated packed replace.exe update.exe
Link:
https://www.filescan.io/uploads/62052f07289e2f3e4fbcb61a/reports/674efcd2-957b-4977-bc46-7c0dc6bec9c5/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/09eb31f3-4da2-4354-aacf-a66b27e6000d
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/937750
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/640116c2179899f3ee364b4b549b136ec76c2d6fe08d462c36769b80c136e486/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2022-02-10 15:28:12 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
21 of 28 (75.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=mqarnqqxtcm7h3rwjnfvjgytn3dwyllp4cgumlbwo2nybqjw4sda._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
34fc8a270fda2856448cb455e3dca4d8210f5e83f25f1fa8339d8f428a449466
Formbook
3d0defc77abb415c8854149e73e067b94bdb3fdc638fa7e104bcc4a325dc658a
Formbook
76c6384db63b1a5a7057da1bd58f0b1d14a9f7d23ec4e1fdd8b93bbd78d1858e
Formbook
79215526b0229696bf3961e09918bca444cb43b079ca70834c54db52c49c51ac
Formbook
7cbd8cc35b03d65491ad01b6a44b84dc047e6663189554201c24dbfbeb81473c
Formbook
8e133618d88f4eb1975953fc0ef639a7192f7fea403f5a777a698a4631f741a6
Formbook
9774f8078d941b17f5018bf3759bca9e62cfe4714ed55d5bd33737fcbba25ce3
Formbook
a6e23730cd711af23e7900cbabb871b668d37a74dda0c97d63f3303167861cf5
Formbook
ae912e8263a9242ff6590f2c818cdc64c3a6f2f059576dc8d760a3af93db63fc
Formbook
ccf47d9fd0a0ddce06c265b87f0e2377bb58107c18659ac908b7e3a5731ad081
Formbook
+ 13'240 additional samples on MalwareBazaar
Result
Malware family:
xloader
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Score:
  10/10
Tags:
family:xloader campaign:8gce loader rat
Link:
https://tria.ge/reports/220210-swbpcahac3/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
Unpacked files
SH256 hash:
2a1c2225605de7ae1af8249a7c362d9827ecf128cffed42beda8ef7ad407519a
MD5 hash:
f0dc36a13dbab04584af5ee5feb1a629
SHA1 hash:
76f63d855339617265159d851bb884c85758126c
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/8c1c0c44-4111-47d3-9a02-856e5aa91dbb/
Parent samples :
640116c2179899f3ee364b4b549b136ec76c2d6fe08d462c36769b80c136e486
4214037b0098bd2d9c6e65a044a9af6c94c83f00580f40074ce7cdb06da455fe
6c00f2f1868618cf3ccb1e056bbdfabb89ac201b28dcb819af71258557648c9e
2fd3db9eb65d7a120e24e7245a73e4e88d4b2a7998d82986e8b2e2f20af1d932
503afb59d8192f6adb3e67db043eeb6459e8ec3fc117ef8e2f6690d5f0c4a12b
0b7b92e40a75e7c96676e65733f2babfdf0c37529c130619510b2b0b7879a697
54d3a5ab9cf83b63a50a382b1f3fe4f2bdc03620744b9ecdee74723415fccd9d
38444024682d6ea391135d374ecd6f457bb01df512801e25fcbd2931afe58d92
SH256 hash:
3e0536cdf3e5b08206892287436c5d431f9c3fc38f95e8910d32240382467e4c
MD5 hash:
15fb99acff27d496b0828d0f12b0fa57
SHA1 hash:
d78a8565622a1f303b1b0b7a16978b66c6cb21b4
Link:
https://www.unpac.me/results/8c1c0c44-4111-47d3-9a02-856e5aa91dbb/
SH256 hash:
f365b92b11041eed57b6f7534e83e04167fce1cfacc570e79335292f3c0ea8aa
MD5 hash:
9147a2ef317fe384182d1281e5af8110
SHA1 hash:
bbe360e6eca29a32e1f787e1416ddad4d35dcf1a
Link:
https://www.unpac.me/results/8c1c0c44-4111-47d3-9a02-856e5aa91dbb/
SH256 hash:
58a7f5a3c478720675098a4046a787f43b1de59b3a92645bc2ea2bddd190e52b
MD5 hash:
e2bfc3b3cc0cd5afad72c9a16ee96109
SHA1 hash:
82bf7d6f5281948f4bd3a1e898307fd0825a07dc
Link:
https://www.unpac.me/results/8c1c0c44-4111-47d3-9a02-856e5aa91dbb/
SH256 hash:
640116c2179899f3ee364b4b549b136ec76c2d6fe08d462c36769b80c136e486
MD5 hash:
e6bbfae40bf4056e5717ee7ff2de84ab
SHA1 hash:
55ca960ae06af2ab1906ccf5d0489a2bfaa4a352
Link:
https://www.unpac.me/results/8c1c0c44-4111-47d3-9a02-856e5aa91dbb/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/640116c21798/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:pe_imphash
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Rule name:Skystars_Malware_Imphash
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Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Formbook

Executable exe 640116c2179899f3ee364b4b549b136ec76c2d6fe08d462c36769b80c136e486

(this sample)

  
Dropped by
xloader
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/240667/

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